Home / 1,108,071,897.23-1,529,127,880.76-613,038,148.67

Finding the Fourth Proportional to 1,108,071,897.23, 1,529,127,880.76 and 613,038,148.67

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Solution

The fourth proportional to 1,108,071,897.23, 1,529,127,880.76 and 613,038,148.67 is: 845,986,372.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,071,897.23 : 1,529,127,880.76 = 613,038,148.67 : x
  2. Step 2: Convert to fraction form
    1,108,071,897.23/1,529,127,880.76 = 613,038,148.67/x
  3. Step 3: Cross multiply
    1,108,071,897.23x = 1,529,127,880.76 × 613,038,148.67
  4. Step 4: Simplify right side
    1,108,071,897.23x = 937,413,725,092,348,160
  5. Step 5: Solve for x
    x = 937,413,725,092,348,160/1,108,071,897.23
  6. Step 6: Final answer
    x = 845,986,372.76

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.